KR101348969B1 - 트랜스코딩 방법, 디바이스, 장치 및 시스템 - Google Patents

트랜스코딩 방법, 디바이스, 장치 및 시스템 Download PDF

Info

Publication number
KR101348969B1
KR101348969B1 KR1020127003447A KR20127003447A KR101348969B1 KR 101348969 B1 KR101348969 B1 KR 101348969B1 KR 1020127003447 A KR1020127003447 A KR 1020127003447A KR 20127003447 A KR20127003447 A KR 20127003447A KR 101348969 B1 KR101348969 B1 KR 101348969B1
Authority
KR
South Korea
Prior art keywords
stream
delay
encoded
codec
frames
Prior art date
Application number
KR1020127003447A
Other languages
English (en)
Korean (ko)
Other versions
KR20120061828A (ko
Inventor
첸 휴
레이 미아오
제신 리우
롱인 첸
마르셀 타데이 에베르
킹 장
Original Assignee
후아웨이 테크놀러지 컴퍼니 리미티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 후아웨이 테크놀러지 컴퍼니 리미티드 filed Critical 후아웨이 테크놀러지 컴퍼니 리미티드
Publication of KR20120061828A publication Critical patent/KR20120061828A/ko
Application granted granted Critical
Publication of KR101348969B1 publication Critical patent/KR101348969B1/ko

Links

Images

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020127003447A 2009-07-31 2010-07-28 트랜스코딩 방법, 디바이스, 장치 및 시스템 KR101348969B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2009101095101A CN101989429B (zh) 2009-07-31 2009-07-31 转码方法、装置、设备以及系统
CN200910109510.1 2009-07-31
PCT/CN2010/075497 WO2011012072A1 (fr) 2009-07-31 2010-07-28 Procédé, dispositif, appareil et système de transcodage

Publications (2)

Publication Number Publication Date
KR20120061828A KR20120061828A (ko) 2012-06-13
KR101348969B1 true KR101348969B1 (ko) 2014-01-09

Family

ID=43528775

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020127003447A KR101348969B1 (ko) 2009-07-31 2010-07-28 트랜스코딩 방법, 디바이스, 장치 및 시스템

Country Status (6)

Country Link
US (1) US8326608B2 (fr)
EP (1) EP2461322A4 (fr)
JP (1) JP2013501246A (fr)
KR (1) KR101348969B1 (fr)
CN (1) CN101989429B (fr)
WO (1) WO2011012072A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010091555A1 (fr) * 2009-02-13 2010-08-19 华为技术有限公司 Procede et dispositif de codage stereo
KR20220156112A (ko) 2013-09-12 2022-11-24 돌비 인터네셔널 에이비 Qmf 기반 처리 데이터의 시간 정렬
WO2016038851A1 (fr) * 2014-09-12 2016-03-17 パナソニックＩｐマネジメント株式会社 Dispositif de transmission, dispositif de réception, procédé de transmission et procédé de réception
CN104244004B (zh) * 2014-09-30 2017-10-10 华为技术有限公司 低功耗编码方法及装置
KR102083200B1 (ko) 2016-01-22 2020-04-28 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼-도메인 리샘플링을 사용하여 멀티-채널 신호를 인코딩 또는 디코딩하기 위한 장치 및 방법
CN109217979B (zh) * 2017-06-30 2021-06-15 华为技术有限公司 一种通信方法、装置及存储介质
CN112188286B (zh) * 2020-10-09 2022-06-10 上海网达软件股份有限公司 一种用于直播流的时间戳标定方法及系统
CN114760226B (zh) * 2020-12-29 2023-07-18 海能达通信股份有限公司 一种提高往返时延估计精度的方法、装置和存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000341691A (ja) 1999-05-31 2000-12-08 Toshiba Corp トランスコーダ装置
US20040153316A1 (en) 2003-01-30 2004-08-05 Hardwick John C. Voice transcoder

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3032242B2 (ja) 1990-05-25 2000-04-10 日産自動車株式会社 インストパッドとフロントピラーガーニッシュの合わせ構造
JPH10327074A (ja) * 1997-05-22 1998-12-08 Matsushita Electric Ind Co Ltd 信号処理装置
DE10102155C2 (de) * 2001-01-18 2003-01-09 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen eines skalierbaren Datenstroms und Verfahren und Vorrichtung zum Decodieren eines skalierbaren Datenstroms
US20030028386A1 (en) 2001-04-02 2003-02-06 Zinser Richard L. Compressed domain universal transcoder
JP4108317B2 (ja) * 2001-11-13 2008-06-25 日本電気株式会社 符号変換方法及び装置とプログラム並びに記憶媒体
JP2003280694A (ja) * 2002-03-26 2003-10-02 Nec Corp 階層ロスレス符号化復号方法、階層ロスレス符号化方法、階層ロスレス復号方法及びその装置並びにプログラム
DE602004014919D1 (de) * 2003-04-08 2008-08-21 Nec Corp Codeumsetzungsverfahren und einrichtung
KR100933159B1 (ko) 2003-07-11 2009-12-21 삼성전자주식회사 이동통신시스템에서 음성 데이터 전송을 위한 동기화 방법 및 시스템
KR20050008356A (ko) * 2003-07-15 2005-01-21 한국전자통신연구원 음성의 상호부호화시 선형 예측을 이용한 피치 지연 변환장치 및 방법
EP1719117A1 (fr) * 2004-02-16 2006-11-08 Koninklijke Philips Electronics N.V. Transcodeur et procede de transcodage a cet effet
BRPI0611430A2 (pt) * 2005-05-11 2010-11-23 Matsushita Electric Ind Co Ltd codificador, decodificador e seus métodos
FR2888699A1 (fr) * 2005-07-13 2007-01-19 France Telecom Dispositif de codage/decodage hierachique
CN101273403B (zh) * 2005-10-14 2012-01-18 松下电器产业株式会社 可扩展编码装置、可扩展解码装置以及其方法
JPWO2007116809A1 (ja) * 2006-03-31 2009-08-20 パナソニック株式会社 ステレオ音声符号化装置、ステレオ音声復号装置、およびこれらの方法
EP1903559A1 (fr) * 2006-09-20 2008-03-26 Deutsche Thomson-Brandt Gmbh Procédé et dispositif de transcodage de signaux audio
JP4708446B2 (ja) * 2007-03-02 2011-06-22 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
US7873513B2 (en) * 2007-07-06 2011-01-18 Mindspeed Technologies, Inc. Speech transcoding in GSM networks

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000341691A (ja) 1999-05-31 2000-12-08 Toshiba Corp トランスコーダ装置
US20040153316A1 (en) 2003-01-30 2004-08-05 Hardwick John C. Voice transcoder

Also Published As

Publication number Publication date
CN101989429A (zh) 2011-03-23
EP2461322A1 (fr) 2012-06-06
US20120136669A1 (en) 2012-05-31
EP2461322A4 (fr) 2013-01-09
US8326608B2 (en) 2012-12-04
JP2013501246A (ja) 2013-01-10
CN101989429B (zh) 2012-02-01
WO2011012072A1 (fr) 2011-02-03
KR20120061828A (ko) 2012-06-13

Similar Documents

Publication Publication Date Title
KR101348969B1 (ko) 트랜스코딩 방법, 디바이스, 장치 및 시스템
US12094478B2 (en) Audio decoder, apparatus for generating encoded audio output data and methods permitting initializing a decoder
EP1990800B1 (fr) Dispositif et procede de codage evolutif
US8069035B2 (en) Scalable encoding apparatus, scalable decoding apparatus, and methods of them
KR102179360B1 (ko) 비디오 스플라이싱을 단순화시키기 위한 버퍼링 정보에 대한 구문 및 의미
KR102228994B1 (ko) 오디오 신호를 인코딩하기 위한 방법, 오디오 신호를 인코딩하기 위한 장치, 오디오 신호를 디코딩하기 위한 방법 및 오디오 신호를 디코딩하기 위한 장치
US11765536B2 (en) Representing spatial audio by means of an audio signal and associated metadata
US20230388565A1 (en) Fragment-aligned audio coding
US8489406B2 (en) Stereo encoding method and apparatus
US20200036990A1 (en) Methods and arrangements for transcoding
JPWO2007063910A1 (ja) スケーラブル符号化装置およびスケーラブル符号化方法
CN101051465B (zh) 用于解码被编码的有用数据的方法和解码装置
AU2004211829A1 (en) Continuous backup audio
IL302588A (en) Layered coding and data structure for compressed high-order sound or surround sound field representations
JP4936688B2 (ja) 中継装置、通信端末装置、信号復号化装置、信号処理方法、および信号処理プログラム
EP2711924B1 (fr) Dispositif de transmission de flux binaire, système de transmission/réception de flux binaire, dispositif de réception de flux binaire, procédé de transmission de flux binaire, procédé de réception de flux binaire et flux binaire
US9591355B2 (en) Decoding video streams using decoders supporting a different encoding profile
US20150235646A1 (en) Audio signal coding device and audio signal decoding device
US10553230B2 (en) Decoding apparatus, decoding method, and program
AU2022233430A1 (en) Audio codec with adaptive gain control of downmixed signals
KR20160106692A (ko) 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
KR101606121B1 (ko) 동영상 파일 조각화 방법 및 그 장치

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20161219

Year of fee payment: 4

FPAY Annual fee payment

Payment date: 20171219

Year of fee payment: 5

FPAY Annual fee payment

Payment date: 20181219

Year of fee payment: 6

FPAY Annual fee payment

Payment date: 20191217

Year of fee payment: 7